Received: with ECARTIS (v1.0.0; list netdev); Thu, 20 Jan 2005 09:15:03 -0800 (PST) Received: from ctg-msnexc01.staff.berbee.com (msn-office-flr2.binc.net [64.73.12.254]) by oss.sgi.com (8.13.0/8.13.0) with ESMTP id j0KHEt8x007884 for ; Thu, 20 Jan 2005 09:14:56 -0800 Received: from localhost ([172.30.254.220] RDNS failed) by ctg-msnexc01.staff.berbee.com with Microsoft SMTPSVC(6.0.3790.0); Thu, 20 Jan 2005 11:14:50 -0600 From: "Jeremy M. Guthrie" Reply-To: jeremy.guthrie@berbee.com Organization: Berbee Information Networks To: netdev@oss.sgi.com Subject: Re: V2.4 policy router operates faster/better than V2.6 Date: Thu, 20 Jan 2005 11:14:46 -0600 User-Agent: KMail/1.7.2 Cc: Robert Olsson References: <200501200837.40734.jeremy.guthrie@berbee.com> <16879.58333.266843.335475@robur.slu.se> In-Reply-To: <16879.58333.266843.335475@robur.slu.se> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart1881411.M4NkWWNZBR"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200501201114.49517.jeremy.guthrie@berbee.com> X-OriginalArrivalTime: 20 Jan 2005 17:14:50.0255 (UTC) FILETIME=[8CA8C9F0:01C4FF13] X-Virus-Scanned: ClamAV 0.80/650/Sun Jan 2 19:00:02 2005 clamav-milter version 0.80j on 127.0.0.1 X-Virus-Status: Clean X-archive-position: 562 X-ecartis-version: Ecartis v1.0.0 Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com X-original-sender: jeremy.guthrie@berbee.com Precedence: bulk X-list: netdev --nextPart1881411.M4NkWWNZBR Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline On Thursday 20 January 2005 11:01 am, Robert Olsson wrote: > Jeremy M. Guthrie writes: > > > > 1024 buffers on the RX of eth3. > > > > > > > > echo 86400 > /proc/sys/net/ipv4/route/secret_interval > > > > echo 524288 > /proc/sys/net/ipv4/route/gc_thresh > > > > > > rhash_entries? > > > > I left that at 2.4 million. > > > > > > It appears to be cruising right along now. > > > > size IN: hit tot mc no_rt bcast madst masrc OUT: hit to= t=20 > > mc GC: tot ignored goal_miss ovrf HASH: in_search out_search > > 524291 74169 779 0 0 0 0 0 2 = 0 > > 1610369017 516 0 0 0 43612 0 > > 524287 74830 777 0 0 0 0 0 6 = 0 > > 0 498 0 0 0 40504 1 > > 524285 77458 949 0 0 0 0 0 4 = 0 > > 0 619 0 0 0 42731 1 > > Linear search is under control and number of dst entries very high but > very constant at the cost of calling GC a number of times second. But I > don't understand why we do not see any GC ignored.=20 When does GC normally ignore? > Did you ever write to=20 > gc_min_interval in proc?=20 I left /proc/sys/net/ipv4/route/gc_min_interval at zero. > Never seen rtstat's like this but it seems to do the job. More numbers from right now with higher PPS rate. size IN: hit tot mc no_rt bcast madst masrc OUT: hit tot = mc=20 GC: tot ignored goal_miss ovrf HASH: in_search out_search 524291 92192 848 0 0 0 0 0 17 0=20 537114631 553 0 0 0 50947 18 524287 95496 846 0 0 0 0 0 4 0=20 1610369017 539 0 0 0 52000 4 524293 98503 791 0 0 0 0 0 7 0 = =20 0 525 0 0 0 53119 3 524290 98711 965 0 0 0 0 0 3 0 = =20 0 626 0 0 0 53448 3 =2D-=20 =2D------------------------------------------------- Jeremy M. Guthrie jeremy.guthrie@berbee.com Senior Network Engineer Phone: 608-298-1061 Berbee Fax: 608-288-3007 5520 Research Park Drive NOC: 608-298-1102 Madison, WI 53711 --nextPart1881411.M4NkWWNZBR Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQBB7+cJqtjaBHGZBeURAjwaAJ4iC+M1ceW6Bxdt1QfihLuBdyukwwCdEOfV AcWUUMGTUkx4XUp9PtlI2Q8= =L3uC -----END PGP SIGNATURE----- --nextPart1881411.M4NkWWNZBR--